我公司冶炼厂利用铜转炉电收细尘,提取锌、镉、铟、铊等,原料中含砷量为3～5％,生产场所空气中砷化氢浓度超过国家卫生标准4～5倍,1971～1978年发生急性砷化氢中毒事故8起,20余名工人中毒,1979年停产。近年本人随访了9例轻、中度中毒患者(男性7例、女性2例)。 目前患者无明显不适,血常规、血小板、红细胞 Our smelters use copper converter to collect fine dust and extract zinc, cadmium, indium and thallium, the arsenic content in the raw materials is 3 to 5%, the concentration of arsine in the air of the production place exceeds the national health standard by 4 to 5 times, 1971 ~ 1978 acute arsine poisoning occurred 8, more than 20 workers poisoning, discontinued in 1979. In recent years, I followed up 9 patients with mild to moderate poisoning (7 males and 2 females). At present, patients with no obvious discomfort, blood, platelets, red blood cells